Unverified90% confidenceFactTime unknown
G.722宽带编解码采样率16kHz，语音频宽是传统G.711（3.4kHz）的两倍，可显著提升人声清晰度和辨识度，是HD Voice话机的核心指标
1
Sources
90%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Unverified电话网络通常使用G.711编解码器，采样率仅为8kHz，低于宽带语音的16kHz80% similarUnverified选唱歌直播需采样率≥48kHz/24bit，采样率24bit比16bit动态范围更大更抗爆音；纯口播语音16bit/44.1kHz已足够77% similarUnverified会议记录/采访场景优先选全向或120度宽指向双麦配置，人声还原比高采样率更重要，48kHz/24bit已足够，无需追求96kHz76% similarUnverified音源以流媒体/CD（PCM 16-24bit/44.1-192kHz）为主时，无需追求DSD512/768kHz规格，普通ES9038Q2M方案已足够，高规格采样支持在实际听感上无差异75% similarUnverified采样率选择上，会议记录用16kHz/16bit即可保证语音清晰且省空间，音乐或高保真采访录制需要≥48kHz采样率的PCM/WAV无损格式75% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/234215API
curl https://kongchang.com/api/v1/knowledge/claims/234215MCP
get_claim(id=234215)